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25 lines
519 B
MySQL
25 lines
519 B
MySQL
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-- Add the column back
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alter table community add column creator_id int references person on update cascade on delete cascade;
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-- Recreate the index
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create index idx_community_creator on community (creator_id);
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-- Add the data, selecting the highest mod
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update community
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set creator_id = sub.person_id
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from (
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select
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cm.community_id,
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cm.person_id
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from
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community_moderator cm
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limit 1
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) as sub
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where id = sub.community_id;
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-- Set to not null
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alter table community alter column creator_id set not null;
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